// Copyright 2023 The Ebitengine Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package shaderir_test

import (
	"testing"

	"github.com/hajimehoshi/ebiten/v2/internal/builtinshader"
	"github.com/hajimehoshi/ebiten/v2/internal/graphics"
)

func BenchmarkFilter(b *testing.B) {
	src := builtinshader.ShaderSource(builtinshader.FilterNearest, builtinshader.AddressUnsafe, false)
	s, err := graphics.CompileShader(src)
	if err != nil {
		b.Fatal(err)
	}
	uniforms := make([]uint32, graphics.PreservedUniformDwordCount)
	for i := 0; i < b.N; i++ {
		s.FilterUniformVariables(uniforms)
	}
}
